This Penn-Plax Deco-Replica Granite Stone Hideaway isa great hideaway for territorial fish. The holes provide a hideaway for your fish to rest or hide, which reduces stress and aggression. Granite stone replicas are perfect for cichlids, who are territorial and must create their own space. This aquarium ornament mimics what is found in an oceanic environment. Super easy to clean, you simply need to wipe it down and rinse.